TABLE 1.
The EL characteristics of blue TADF OLEDs.
| Device | Processing/Host | Von a [V] | ELpeak [nm] | CEmax b [cd A−1] | FWHM c [nm] | PEmax d [lm W−1] | EQEmax e [%] | CIE f [x, y] |
|---|---|---|---|---|---|---|---|---|
| A | Solution/mCP | 4.5 | 464 | 0.55 | 32 | 0.25 | 0.66 | 0.19, 0.14 |
| B | Solution/mCP | 4.8 | 464 | 0.91 | 32 | 0.41 | 1.03 | 0.19, 0.15 |
| C | Solution/mCP | 5.0 | 464 | 1.08 | 32 | 0.49 | 1.08 | 0.19, 0.19 |
a
The turn-on voltage recorded at a brightness of 1 cd m−2.
b
Maximum value 2 of current efficiency.
c
Full-width-at-half-maximum of the EL spectrum.
d
Power efficiency.
e
External quantum efficiency.
f
Commission Internationale de l’Eclairage (CIE) coordinates.